#import<Foundation/Foundation.h>

// compile code
// gcc -o hello hello.m -I /usr/include/GNUstep/ -L /usr/lib/GNUstep/ -lgnustep-base -fconstant-string-class=NSConstantString
//  execute hello
// ./hello

@interface Hello : NSObject {
  NSString *prop;
}

- (NSString *) prop;

- (void) setProp: (NSString *)thatProp;

- (void) hello: (NSString *)name ;

- (void) helloWorld;

+ (void) world;

@end
